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Supports: ERF
ERF is the Epson RAW Format produced by the Epson R-D1 family of digital rangefinders — a TIFF/EP raw photo, not a video. MOV is Apple's QuickTime container. This converter renders your ERF photo and holds it on screen as a single motionless frame for a duration you choose, then wraps it in a MOV clip with H.264 video. The result is a still-image video: one frame, no motion, no audio — handy when you need a RAW shot to play in a video timeline, a slideshow, or any player that expects a MOV.
| Property | Value |
|---|---|
| Full name | Epson RAW Format |
| Base format | TIFF/EP (raw photo) |
| Produced by | Epson R-D1 (2004), R-D1s (2006), R-D1x / R-D1xG (2009) |
| Sensor behind the file | 6.1 MP APS-C CCD (Sony ICX413AQ), Leica M-mount |
| Raw payload | Bayer CFA data, bit-packed (TIFF Compression tag 32769) |
| MIME type | image/x-epson-erf |
| Status | Discontinued line; last camera ended in 2014 |
| Best for | Archiving the original negative from an Epson rangefinder |
| Property | Value |
|---|---|
| Full name | QuickTime File Format (.mov) |
| Owner | Apple |
| Container basis | ISO base media format family (shares structure with MP4) |
| Default video codec here | H.264 |
| Audio | None for this conversion (a still photo carries no sound) |
| Native playback | QuickTime, macOS/iOS, and most desktop players; H.264 is widely supported in Chrome, Firefox, Edge, and Safari |
| Best for | Dropping a still into a video editor or QuickTime-based workflow |
.erf file or click "+ Add Files." You can add several at once.No. A single ERF is one still frame, so the MOV shows that frame motionless for the duration you set — there is no pan, zoom, or motion added. If you upload several images and choose "Merge images," they play one after another like a basic slideshow, but each individual photo is still static.
No. An ERF is a photograph and carries no sound, so the output is a silent video track only. If you need music or narration over the clip, add it afterward in a video editor.
The Duration dropdown sets per-image display time from a single frame (as short as 1/60 second) up to 10 seconds per frame. With one ERF, that per-image time is the whole clip length; with several merged images, the total is the sum of each image's duration.
The usual reason is compatibility: a video timeline, a digital signage player, or a QuickTime-only workflow may accept a MOV but not an Epson raw. Turning the still into a short MOV lets you place the shot on a track without first flattening it to JPEG. If you only need a viewable picture, converting ERF to JPG is the simpler route.
Not at the raw level. ERF holds 6.1 MP Bayer sensor data, but a MOV stores rendered, demosaiced video frames in H.264, which is lossy. The picture is developed to a standard video frame first, so you keep the resolution and look but not the editable raw latitude. Keep your original ERF if you may want to re-develop it later.
The Epson R-D1 line was discontinued — the final R-D1x ended in 2014 — so no current camera writes ERF. The files themselves remain readable because they are TIFF/EP underneath, which is why a converter can still open and render them today.
This conversion outputs an H.264 video track inside a QuickTime (.mov) container by default. H.264 in MOV plays in QuickTime, macOS and iOS, and the major desktop browsers (Chrome, Firefox, Edge, Safari). In our testing, a single ERF rendered to 1080p at the default 5-second duration produces a short, lightweight clip of a few hundred kilobytes because one static H.264 frame compresses very efficiently. If you would rather start from an ordinary photo, JPG to MOV follows the same steps.
Your file is uploaded over an encrypted connection, processed on our servers, and deleted automatically a few hours after the conversion — no sign-up, no watermark, never shared or made public.